Round head
Countersunk head
Raised countersunk head
Round head with collar
Countersunk head with rib
Undercut countersunk head
Bugle head
Raised Undercut countersunk head
Raised cheese
DIN 968-2002
Cross recessed round head tapping screws with collar—type C—type Z
DIN 968-2002
Cross recessed round head tapping screws with collar—type F—type Z
BS 4174-20-1972
Type AB cross recessed with type Z recess dimensions for flange head tapping screw-Table 20
BS 4174-20-1972
Type B cross recessed with type Z recess dimensions for flange head tapping screw-Table 20
BS 4174-20-1972
Type A cross recessed with type Z recess dimensions for flange head tapping screw-Table 20
DIN 968-1994
Cross recessed round head tapping screws with collar—type C—type Z
DIN 968-1994
Cross recessed round head tapping screws with collar—type F—type Z
DIN 968-2008
Cross recessed round head tapping screws with collar—type C—type Z
DIN 968-2008
Cross recessed round head tapping screws with collar—type F—type Z
BS 4174-20-2013
Type AB cross recessed with type Z recess dimensions for flange head tapping screw-Table 20
BS 4174-20-2013
Type B cross recessed with type Z recess dimensions for flange head tapping screw-Table 20
BS 4174-2013
Type A cross recessed with type Z recess dimensions for flange head tapping screw-Table 20
